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Orig. version:

"07.2020

OPERATING INSTRUCTIONS

STUMP CUTTER

Predátor P56 RX

Содержание P56 RX

Страница 1: ... Orig version 07 2020 OPERATING INSTRUCTIONS STUMP CUTTER Predátor P56 RX ...

Страница 2: ... instructions for users i e instructions for putting the machine into operation work safety and operating experiences You will learn how to carry out maintenance repairs and servicing and who is authorised for doing checks and other actions on the machine Your local dealer will give you this manual with instructions for operation and maintenance while taking this new machine over Make sure if you ...

Страница 3: ...19 PRODUCT DELIVERY 20 HANDLING 20 PRECAUTIONS IN DESIGN 21 CONTROLS 21 NOISE AND VIBRATIONS 25 USE 26 BEFORE PUTTING INTO OPERATION 26 HANDLING AND STORAGE 29 CHECKLIST BEFORE OPERATION 31 STARTING THE ENGINE 32 PUTTING INTO OPERATION 34 EMERGENCY SITUATIONS 36 ROUTINE MAINTENANCE 36 MAINTENANCE OF MULTITIP SYSTEM 37 MAINTENANCE AND REPLACEMENT OF LASKI BLADES 39 LUBRICATION 45 ...

Страница 4: ...Predátor P 56RX 4 MAINTENANCE OF ENGINE 46 MAINTENANCE INTERVALS 49 FAILURES AND TROUBLESHOOTING 50 WARRANTY 57 SERVICE REPORT 58 ...

Страница 5: ...Predátor P 56RX 5 ...

Страница 6: ...Predátor P 56RX 6 ...

Страница 7: ...form concerning the given product and your dealer Tab 1 Basic information Product type Product serial number Engine type Engine serial number Dealer s address Address of authorised service Date of delivery Warranty expiration date Interruption of warranty period The engine type plate is located under the hood behind the air filter Fig 4 Type plates location The machine type plate is placed togethe...

Страница 8: ...r of overturning the machine Always ascend and descend slopes with the cutting head up hill Before trying to go up a slope make sure that the engine and the hydraulic system has reached normal operating temperature This will help prevent stalling It is strictly forbidden to start working with removed guards particularly with a rear guard of the cutting head or rubber guards if missing If the rear ...

Страница 9: ... capability Before working learn all functions of individual controls and safety elements and carry out functional checks before any use Make sure if necessary operating and ancillary space is free and safe At work in residential zones use the machine in accordance with regulations of the local authorities to avoid disturbing of local inhabitants noise flying chips exhaust gases Engine exhaust gas...

Страница 10: ... great care when maintaining the hydraulic system since oil is very hot when the machine has just finished working Do not let the engine running at high speed unreasonably Do not attempt to detect contingent hydraulic oil leakage directly by hand Use always a piece of cardboard wooden board etc risk of injury by oil under high pressure Carry out regular checks of hydraulic hoses for oil leaks and ...

Страница 11: ...ic energy If the wooden material to be cut contains not allowed parts such as metal sand glass etc then such objects can reach a longer distance than wooden chips The operator of this machine is fully responsible for any injury or damage caused to the third persons within the operating reach of the machine At work in residential zones use the machine in accordance with regulations of local authori...

Страница 12: ...ork do not hesitate and stop the machine immediately Any fault particularly on rotary parts may cause fatal and dangerous situations Observe the working area If any person children or animals approach while cutting within a 20 metre radius of the machine then stop working immediately This manual describes problems and faults that may occur at work and that could be remedied by an instructed person...

Страница 13: ...guards removed ELECTRICAL SHOCKS Never touch electrical wires or components while the engine is running they can be sources of electrical shocks ROTATING HEAD When the engine is turned off the cutting head could continue to rotate for a short while Its teeth are sharp and could cause damage or injury even whilst not in motion BATTERIES Batteries contain acid which is corrosive and poisonous Handle...

Страница 14: ...g finished the work first turn off the cutting head drive only and reduce the engine speed to idling While idling wait for about 1 minute to let the engine and its turbo set cool down Repeated and too frequent emergency stops of the engine by pressing the emergency stop button may lead to a failure of the engine and its turbo set Noise flight The operator is obliged to use protective equipment Wor...

Страница 15: ... parts pull in hazard 7 8 9 10 11 12 Warning Keep extremities away squeeze hazard Warning Lower extremities injury hazard Warning Cutting head runs out Warning Close all guards before starting the machine Warning Risk of high pressure liquid leakage Transport of persons is strictly forbidden 13 14 15 16 17 18 Avoid working with inclination exceeding permissible limit Lashing points While working w...

Страница 16: ...its track width Its travel gear is powered by hydrodrive with continuous regulation Adjustment of the track base can be done also by means of a hydraulic cylinder Profiled rubber tracks are stretched on rollers Engine This machine is powered by the engine Kohler KDI 1903 TCR water cooled three cylinder power output of 56 HP The engine is used also for hydraulic drives and hydrogenerator of the cut...

Страница 17: ...raulic valves installed under the cover at the rear of the machine Hydraulic system It is designed for transmission of the torque from the driving engine to the working elements powered by a hydraulic motor The entire system includes also an oil cooler with filtration and electromagnetic valves Tab 2 Technical Parameters Parameter jednotka hodnota Overall length A fig 7 mm 2900 3300 Width B fig 7 ...

Страница 18: ... kg 233 Cooling liquid Cooling fluid G 12 nebo G12 Starter elektric Battery lead acid 92 Ah 12V For winter periods we recommend hydraulic oil ISO VG 32 With a dozer Use the same sort of Diesel fuel as for cars EN 590 for E U ASTM D975 09B regulation Grade 1e 2 Usage of other sorts of fuel may damage the engine Do not use contaminated fuel or a mixture of Diesel fuel and water because it may lead t...

Страница 19: ...and the trailer wheels are chocked prior to attempting to move the stump cutter onto from the trailer If loading on a gradient always ensure that the trailer wheels are adequately chocked Failure to do so may result in the brake de activating and allowing the trailer to roll Turn the trailer to an appropriate position and chock both trailer wheels Do not move the trailer with the stump cutter engi...

Страница 20: ...ot put them over or against hydraulic hoses Make sure that they do not cause damage to rubber tracks Fasten each corner of the machine and fasten the front arm to the trailer vehicle bed with a chain strap or a suitable anchor Product Delivery This product is delivered completely mounted and attached to a wooden pallet While handling you may use a lift truck or a crane with min carrying capacity o...

Страница 21: ...unwanted sinking in case of a sudden failure or leakage in the hydraulic system This stump cutter can be operated by means of a remote control box and the operator can stand off not in the close proximity to the machine at work Control levers joysticks are self returning in their neutral position The operator should stand at least 3 metres away from the machine and controls movements of the machin...

Страница 22: ...4 Response speed control of hydraulics 5 LED of response speed control of hydraulics 6 Cutting head switch with safety cover 7 Cutter arm up down 8 Left track forward back 9 Variable track width control 10 Right track forward back Cutter arm left right This control serves for reduction of working elements speed in five steps from 100 to 60 50 40 and 20 ...

Страница 23: ...chine controls 1 battery disconnector hydraulic oil thermometer 2 STOP button emergency stopping of machine 3 engine speed controller 4 flashing light indicator 5 fuel tank filler neck 6 quick couplers 7 hydraulic oil filler neck ...

Страница 24: ...ng head switch external hydraulic circuit control for attachments 2 switch for control of chassis scraper 3 light beacon switch ON OFF 4 working lights switch ON OFF 5 voltmeter 6 receptacle 12V 7 switch box with indicator lamps and engine hours counter ...

Страница 25: ...sponse for cutter arm Noise and Vibrations While in duty the stump cutter Predator P56 RX brings the following emissions Engine speed while being measured 2200 rpm Measurement 1 measured values recorded on the RH side in a distance of 3 m away from the machine in duty max engine speed without load in line with cutting head Measurement 2 measured values recorded on the LH side in a distance of 3 m ...

Страница 26: ... Putting into Operation This stump cutter is delivered completely mounted and ready to use For servicing or spare parts contact your dealer or an authorised service Use always original spare parts Check up the engine oil level regularly top up if necessary Refer to MSDS sheets from your oil supplier and Engine Manual Check up the hydraulic oil level When the stump cutter is on level ground the oil...

Страница 27: ...f bolted joints especially of guards and completeness of other parts For the engine operation use Diesel fuel NM4 only winter Diesel fuel NM20 according to season Keep this machine beyond children s and unauthorised persons reach Avoid their presence while working Check up the rear hood with cover for proper fixing and closing If it is not properly closed the remote control of the machine remains ...

Страница 28: ...t pump again or try to crank the engine by turning the ignition key shortly Keep an interval between two starts standstill 30 sec at least When the engine roars to life let the engine run warm at higher idling After short idling increase the engine speed slowly to 50 and then let it run for about one minute Do not leave the machine unattended If you heard any strange noise or vibrations or felt a ...

Страница 29: ...e strong enough to support the weight of the machine min carrying capacity of 2000 kg Do not load the machine by means of ramps and emergency controls if the height of loading area exceeds 750 mm Otherwise these controls should get beyond the reach of your hands accident risk Before loading expand the track base to maximum Avoid any handling with inclination exceeding the permissible limit of 11o ...

Страница 30: ...nd local regulations Remove any spilled oil and clean all oily spots properly Always put the machine aside on a flat and solid floor and block it against unwilling motion by means of scotch blocks Do not let the cutting head sink on a hard surface concrete for underlaying use a wooden board Do not put any objects or tools on the machine Store the fuel canisters separately Recommendations for rubbe...

Страница 31: ...ly of guards and completeness of other parts Check out the cutting head for its condition attachment and wear of blades bolts etc Check out condition of the blades Replace them if worn or damaged CAUTION The blades are fitted as left and right All blades should be replaced always at the same time as a set Pay special attention to their fixing bolts Replace them if worn or damaged Check up hydrauli...

Страница 32: ...hbox fig 14 Ensure that the red emergency stop button is out Turn ignition key one position clockwise Wait till the LEDs stop flashing This is the preheat mode and will vary depending on ambient temperatures Then turn further to engage starter motor Once the engine starts allow the key to spring back into its normal running position see Engine Manual for further information Before starting it is n...

Страница 33: ...tton above Fig 14 Switch box 1 removable ignition key 2 display 3 free 4 free 5 button for parameters change 6 Indicator lamp Do not crank the engine for a longer time than 10 sec Keep an interval between two starts standstill 30 sec at least NOTICE It is also necessary to reactivate the remote controller Display 2 shows the following values engine speed and hours oil pressure and temperature cool...

Страница 34: ...e under conditions of low visibility especially at foggy weather when you may overlook persons coming Operate it only at daylight or with sufficient lighting Every operator of this machine is fully responsible for any injury or damage caused to the third persons animals and property within the operating reach of the machine Observe the working area To ensure the maximum life of the cutters and to ...

Страница 35: ...ize of cut layers depends on speed and cutting depth Try to keep the same engine speed while cutting Optimal working conditions could be adapted by response speed control of hydraulics cutter arm response CAUTION Response speed changes bring impact on cut layer size not on cutting head speed This control serves for reduction of working elements speed in five steps from 100 to 60 50 40 and 20 Frequ...

Страница 36: ... stop button may damage the engine Do not turn off the engine while still running in its max speed First reduce the engine speed to idling While idling wait for about 1 minute to let the engine cool down Finally turn off the engine by turning the ignition key in the position OFF Emergency Situations If any person or animal approaches the working area while cutting within a 20 metre radius of the m...

Страница 37: ...suring appliances and skilled attendants If necessary ask for help by an authorised service in order to inspect or to recharge the battery particularly after a longer operational break exceeding 50 days A longer storage time might also cause a drop of battery potential needed for the next start before new season Recharge the battery to full capacity also before longer break or storage particularly...

Страница 38: ...f the slot fig 16 Check the groove in the top of the keeper plate and the edges underneath that locate with the blade If these are damaged replace 3 Check the condition of the slot If it is badly worn change the entire head 4 heck threads in the insert and on the bolt If damaged replace If re using make sure they are clean and free from dirt The bolt can be re used up to five times before it needs...

Страница 39: ...eeper block together Tap the front of the keeper block until it is located fig 19 Insert the bolt and tighten it to a torque of 55 Nm After about ten minutes of use stop and check bolt tightness again If the assembly cannot be tightened sufficiently into the head do not use it Never use this system without all the components being in place and secure Maintenance and Replacement of LASKI Blades Fig...

Страница 40: ...Saw blade LASKI Replacement of the LASKI blades fig 22 Loosen the bolts 10 Replace the blades by new ones Tighten the new blades slightly Use the torque wrench and tighten the bolts with a torque of 110 Nm For replacement of worn or damaged blades use always original Laski blades and bolts only 10 While replacing proceed very carefully Before replacement the machine must be secured against overtur...

Страница 41: ...rly installed and in good condition Immediately repair all damage and replace worn or broken parts Remove any build ups of grease oil or debris regularly Check up hydraulic hoses for oil leaks and or damage Use recommended lubricants only Never mix different brands of lubricants Use only original spare parts Keep clean the undercarriage widening cylinder and track stretcher grease nipples Interval...

Страница 42: ...0 When temperature variation ranges are very high we recommend using synthetic oils with E P properties and minimum 165 viscosity index and viscosity class VG Fig 24 Tracked chassis components 62 Gearbox drain plug 63 Gearbox filler plug 64 Gearbox 65 Drive sprocket 66 Rubber track 67 Roller 68 Cover plate 69 Nylon guide block 70 Side frame 71 Roller bolt 72 Front idler wheel 73 Grease nipple 74 G...

Страница 43: ...onnect a grease gun to grease the nipple 73 and pump grease until the track tightens so that there is 10 15 mm of sag Then stop it Front idler locking It is not normal for the track to remain tight after turning the valve 1 counter clockwise or for it to remain loose after introducing grease into the grease nipple 2 Never try to remove the tracks or disassemble the track stretching cylinder since ...

Страница 44: ...ng a steel tube and turn the driving gear again Make sure the track links mesh correctly with the sprocket and with the front idler wheel Adjust track tension as set out previously Replace the cover and lower the machine back onto the ground Fig 26 Rubber track The structure of the rubber track is shown above fig 26 The steel cables and the metal core are embedded in the rubber The carved profiles...

Страница 45: ...ntally Remove both plugs and check that the oil level is up to their holes Top up as necessary filling through one of the holes and using the other to check the oil level Replacement of oil in the gearbox Replace the oil after the first 100 operating hours and then at subsequent 1000 hour intervals Proceed as follows to perform the replacement Stop the reduction unit with the plugs 62 and 63 align...

Страница 46: ...ng conditions Grease points for the tracked undercarriage widening cylinder pins can be found when the tracks are extended to maximum Grease more regularly if working in dusty or wet conditions Mazání frézovacího ramene The cutter arm grease points are especially hinges that serve for cutting and swinging motions These points are marked with white triangular marks Perform this maintenance procedur...

Страница 47: ... Fig 29 Oil level checks Air suction checks Should heavy fouling with dust deposits be detected then maintenance must be performed at shorter intervals accordingly Check up the air intake resp the cyclone separator input for dirt such as leaves dust settlings etc and clean it if necessary see fig 30 Clean up the external and internal air filter elements by pressure air In case of heavy fouling cha...

Страница 48: ...able with this machine for voltages 12 to 30 V DC The other option is 240 V with an adapter The battery pack is rechargeable and of Nickel Cadmium NiCd type The normal charging time for an empty uncharged battery is approximately 12 14 hours The battery charger is constructed so that no damage will occur from long continuous charging The batteries effective operation time is about 8 hours on one c...

Страница 49: ...Maintenance Intervals Tab 5 Machine maintenance Maintenance intervals Maintenance to be done Every 8 15 hours respectively daily checks before starting Engine oil hydraulic oil top up if necessary Air suction part Check up cooling air and fluid intake space Be sure that there is no debris that may break loose when the cutter is started Contingent engine oil hydraulic oil leaks Make sure that all r...

Страница 50: ...tighten the cylinder head nuts Make sure that all retaining bolts on the cutting head are tight Every 500 hours Change the fuel pre filter Check out and adjust if necessary valve clearance Check out all hydraulic elements for condition function and tightness Change hydraulic oil and the oil filter element Every 1000 hours Change the fuel filter Failures and Troubleshooting Tab 6 Failures and repai...

Страница 51: ...t broken Change Problemati c starting at low temperatur es Failure of pre heating system See Engine Manual SERVICE Jellied fuel Check of fuel qualities at injection nozzle it should be clear not turbid In case of jellied fuel let the engine run warm if possible or drain the entire fuel system and use winter fuel Too low speed at starting solid oil battery insufficiently charged use only recommende...

Страница 52: ... Check and remedy SERVICE Engines with disconnecti ng automatics STOP indication from control elements low oil pressure too high engine temperature air filter fouled check oil level check cooling system check filter resp clean it or replace as needed Failure of electric equipment loose connections of wiring failure of alternator failure of relay Check electric equipment and particular components I...

Страница 53: ...be set in motion Blown fuse Replace Insufficient cutting quality Blades blunt Remove blades and regrind resp change them as needed SERVICE Note The note SERVICE in the Remedy column means that this operation should be done by an authorised service only Blades edge regrinding requires high demands for keeping optimal cutting edge shape While regrinding it is necessary to keep the same weight of par...

Страница 54: ...Predátor P 56RX 54 ELECTRIC CIRCUITRY ...

Страница 55: ...Predátor P 56RX 55 ...

Страница 56: ...Predátor P 56RX 56 HYDRAULICS ...

Страница 57: ...nd actions on the machine Usage of unoriginal spare parts or parts intended for other models Disobedience to instructions for use Damage of the machine caused by faulty handling maintenance or overloading This warranty does not cover faults resulted from damages caused by the user This warranty does not cover parts being subject to ordinary wear and tear This warranty does not cover any damage of ...

Страница 58: ...Predátor P 56RX 58 Service Report ...

Страница 59: ...Predátor P 56RX 59 LASKI s r o 798 17 SMRŽICE 263 CZECH REPUBLIC tel fax 00420582381152 e mail info laski cz http www laski cz ...

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